Home / 976,637,391.84-1,347,426,272.52-605,223,905.76

Finding the Fourth Proportional to 976,637,391.84, 1,347,426,272.52 and 605,223,905.76

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Solution

The fourth proportional to 976,637,391.84, 1,347,426,272.52 and 605,223,905.76 is: 835,002,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,637,391.84 : 1,347,426,272.52 = 605,223,905.76 : x
  2. Step 2: Convert to fraction form
    976,637,391.84/1,347,426,272.52 = 605,223,905.76/x
  3. Step 3: Cross multiply
    976,637,391.84x = 1,347,426,272.52 × 605,223,905.76
  4. Step 4: Simplify right side
    976,637,391.84x = 815,494,591,378,192,512
  5. Step 5: Solve for x
    x = 815,494,591,378,192,512/976,637,391.84
  6. Step 6: Final answer
    x = 835,002,425.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.